WEBVTT TAKE A LOOK AT THIS FIERY INFERNO. THAT'S A BOSTON EMS SUV THAT CAUGHT FIRE AND EXPLODED ON I-93 THIS MORNING. NEW AT 6:00 -- NEWSCENTER 5'S JACK HARPER IS LIVE IN QUINCY WITH THE STROKE OF LUCK THAT SAVED A FIREFIGHTER FROM SERIOUS INJURY. WE ARE AT THE HANCOCK STREET STATION. THEY GET A LOT OF CALLS OF DANGEROUS ONES ON THE EXPRESSWAY. THIS MORNING, ONE OF THEM BLEW UP IN THEIR FACES. AFTER THE BOSTON EMS DRIVER HIT THE SNOW BANK, THE SUV CAUGHT FIRE. THE MEN OF QUINCY ENGINE FIVE WERE THERE IN MINUTES. THEY WERE FIGHTING THE FIRE WHEN ONE OF THE BIG OXYGEN TANKS EXPLODED FROM THE HEAT. BOSTON EMS CONFIRMS ONE OF THEIR SUPERVISORS WAS DRIVING NORTHBOUND. HE TOLD FIRE INVESTIGATORS THERE WAS A MECHANICAL ISSUE. THE FIRE STARTED IN THE ENGINE COMPARTMENT. ONE THE FIREFIGHTERS WAS STRUCK BY SHRAPNEL BY THE SIDE OF THE HEAD AND HELMET AREA. ANOTHER ONE WAS AFFECTED BECAUSE OF THE EXPLOSION. THE FIREFIGHTER THAT GOT STRUCK GOT REALLY LUCKY. IT CAME FLAT LIKE THIS, AND NOT AN EDGE. IT WAS A BIG BREAK. HE WAS VERY LUCKY. HE HAS BEEN IN OTHER ACCIDENTS ON THE HIGHWAY. THE HIGHWAY IS A DANGEROUS PLACE FOR US TO WORK. BOTH MEN SPENT A LOT OF THE